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Merge pull request #210 from MerryMage/f/dynarmic/sysreg

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arm_dynarmic: Implement system registers and provide more hooks
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bunnei 2018-02-23 08:51:52 -08:00 committed by GitHub
commit 6bf7108545
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3 changed files with 34 additions and 3 deletions
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2
externals/dynarmic vendored

@ -1 +1 @@
Subproject commit e585e1d49ed65c31edd567510e00508d42decb1c
Subproject commit 6b4c6b06a94290690d2132adfa45a8087958c2c7

24
src/core/arm/dynarmic/arm_dynarmic.cpp
View File

@ -6,6 +6,7 @@
#include <memory>
#include <dynarmic/A64/a64.h>
#include <dynarmic/A64/config.h>
#include "common/logging/log.h"
#include "core/arm/dynarmic/arm_dynarmic.h"
#include "core/core_timing.h"
#include "core/hle/kernel/memory.h"
@ -53,6 +54,9 @@ public:
}
void InterpreterFallback(u64 pc, size_t num_instructions) override {
LOG_INFO(Core_ARM, "Unicorn fallback @ 0x%" PRIx64 " for %zu instructions (instr = %08x)",
pc, num_instructions, MemoryReadCode(pc));
ARM_Interface::ThreadContext ctx;
parent.SaveContext(ctx);
parent.inner_unicorn.LoadContext(ctx);
@ -63,8 +67,17 @@ public:
}
void ExceptionRaised(u64 pc, Dynarmic::A64::Exception exception) override {
ASSERT_MSG(false, "ExceptionRaised(exception = %zu, pc = %" PRIx64 ")",
static_cast<size_t>(exception), pc);
switch (exception) {
case Dynarmic::A64::Exception::WaitForInterrupt:
case Dynarmic::A64::Exception::WaitForEvent:
case Dynarmic::A64::Exception::SendEvent:
case Dynarmic::A64::Exception::SendEventLocal:
case Dynarmic::A64::Exception::Yield:
return;
default:
ASSERT_MSG(false, "ExceptionRaised(exception = %zu, pc = %" PRIx64 ")",
static_cast<size_t>(exception), pc);
}
}
void CallSVC(u32 swi) override {
@ -81,11 +94,15 @@ public:
u64 GetTicksRemaining() override {
return ticks_remaining;
}
u64 GetCNTPCT() override {
return CoreTiming::GetTicks();
}
ARM_Dynarmic& parent;
size_t ticks_remaining = 0;
size_t num_interpreted_instructions = 0;
u64 tpidrro_el0 = 0;
u64 tpidr_el0 = 0;
};
std::unique_ptr<Dynarmic::A64::Jit> MakeJit(const std::unique_ptr<ARM_Dynarmic_Callbacks>& cb) {
@ -94,10 +111,13 @@ std::unique_ptr<Dynarmic::A64::Jit> MakeJit(const std::unique_ptr<ARM_Dynarmic_C
Dynarmic::A64::UserConfig config;
config.callbacks = cb.get();
config.tpidrro_el0 = &cb->tpidrro_el0;
config.tpidr_el0 = &cb->tpidr_el0;
config.dczid_el0 = 4;
config.ctr_el0 = 0x8444c004;
config.page_table = reinterpret_cast<void**>(page_table);
config.page_table_address_space_bits = Memory::ADDRESS_SPACE_BITS;
config.silently_mirror_page_table = false;
return std::make_unique<Dynarmic::A64::Jit>(config);
}

11
src/core/memory.cpp
View File

@ -118,6 +118,11 @@ boost::optional<T> ReadSpecial(VAddr addr);
template <typename T>
T Read(const VAddr vaddr) {
if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) {
LOG_ERROR(HW_Memory, "Read%lu after page table @ 0x%016" PRIX64, sizeof(T) * 8, vaddr);
return 0;
}
const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
switch (type) {
case PageType::Unmapped:
@ -146,6 +151,12 @@ bool WriteSpecial(VAddr addr, const T data);
template <typename T>
void Write(const VAddr vaddr, const T data) {
if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) {
LOG_ERROR(HW_Memory, "Write%lu after page table 0x%08X @ 0x%016" PRIX64, sizeof(data) * 8,
(u32)data, vaddr);
return;
}
const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
switch (type) {
case PageType::Unmapped: